Home / 1,936.76-2,903.54-1,828.08

Finding the Fourth Proportional to 1,936.76, 2,903.54 and 1,828.08

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Solution

The fourth proportional to 1,936.76, 2,903.54 and 1,828.08 is: 2,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.76 : 2,903.54 = 1,828.08 : x
  2. Step 2: Convert to fraction form
    1,936.76/2,903.54 = 1,828.08/x
  3. Step 3: Cross multiply
    1,936.76x = 2,903.54 × 1,828.08
  4. Step 4: Simplify right side
    1,936.76x = 5,307,894.26
  5. Step 5: Solve for x
    x = 5,307,894.26/1,936.76
  6. Step 6: Final answer
    x = 2,740.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.